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@InProceedings{P15-1002,
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  title = 	"Addressing the Rare Word Problem in Neural Machine Translation",
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@InProceedings{P15-1001,
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  year = 	"2015"
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@InProceedings{P16-1162,
  author = 	"Sennrich, Rico
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@InProceedings{P16-1100,
  author = 	"Luong, Minh-Thang
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  year = 	"2016"
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@InProceedings{P16-1160,
  author = 	"Chung, Junyoung
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  title = 	"A Character-level Decoder without Explicit Segmentation for Neural Machine Translation",
  booktitle = 	"Proceedings of ACL",
  year = 	"2016"
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@Article{Q17-1026,
  author = 	"Lee, Jason
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  title = 	"Fully Character-Level Neural Machine Translation without Explicit Segmentation",
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  year = 	"2017"
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@InProceedings{D17-1146,
  author = 	"Feng, Yang
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@InProceedings{D17-1150,
  author = 	"Yang, Baosong
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  title = 	"Towards Bidirectional Hierarchical Representations for Attention-based Neural Machine Translation",
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  year = 	"2017"
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@InProceedings{N18-1006,
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  title = 	"Improving Character-Based Decoding Using Target-Side Morphological Information for Neural Machine Translation",
  booktitle = 	"Proceedings of NAACL",
  year = 	"2018"
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@InProceedings{N18-1116,
  author = 	"Chen, Huadong
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  title = 	"Combining Character and Word Information in Neural Machine Translation Using a Multi-Level Attention",
  booktitle = 	"Proceedings of NAACL",
  year = 	"2018"
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@InProceedings{N18-1121,
  author = 	"Liu, Frederick
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  title = 	"Handling Homographs in Neural Machine Translation",
  booktitle = 	"Proceedings of NAACL",
  year = 	"2018"
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@InProceedings{P18-1007,
  author = 	"Kudo, Taku",
  title = 	"Subword Regularization: Improving Neural Network Translation Models with Multiple Subword Candidates",
  booktitle = 	"Proceedings of ACL",
  year = 	"2018"
}
@InProceedings{C18-1052,
  author = 	"Morishita, Makoto
		and Suzuki, Jun
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  title = 	"Improving Neural Machine Translation by Incorporating Hierarchical Subword Features",
  booktitle = 	"Proceedings of COLING",
  year = 	"2018"
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@InProceedings{D18-1036,
  author = 	"Zhao, Yang
		and Zhang, Jiajun
		and He, Zhongjun
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  title = 	"Addressing Troublesome Words in Neural Machine Translation",
  booktitle = 	"Proceedings of EMNLP",
  year = 	"2018"
}
@InProceedings{D18-1461,
  author = 	"Cherry, Colin
		and Foster, George
		and Bapna, Ankur
		and Firat, Orhan
		and Macherey, Wolfgang",
  title = 	"Revisiting Character-Based Neural Machine Translation with Capacity and Compression",
  booktitle = 	"Proceedings of EMNLP",
  year = 	"2018"
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@InProceedings{D18-1339,
  author = 	"Knowles, Rebecca
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  title = 	"Context and Copying in Neural Machine Translation",
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  year = 	"2018"
}
